Open
Cached
·
just now
17
Headers
HTTP Security Headers
Status
Strict-Transport-Security
Present
max-age=31536000
Content-Security-Policy
Missing
Not configured
X-Frame-Options
Good
SAMEORIGIN
X-Content-Type-Options
Good
nosniff
Referrer-Policy
Missing
Not configured
Permissions-Policy
Missing
Not configured
Recommendations
- • Increase HSTS max-age to at least 1 year and add includeSubDomains
- • Add Content-Security-Policy header to prevent XSS attacks
- • Add Referrer-Policy header (recommended: strict-origin-when-cross-origin)
- • Consider adding Permissions-Policy to control browser features
Performance Headers
3 headers
Connection
Performance
keep-alive
Transfer-Encoding
Performance
chunked
Vary
Performance
Accept-Language, Cookie
Caching Headers
0 headers
No caching headers found
Content Headers
2 headers
Content-Language
Content
en-us
Content-Type
Content
text/html; charset=utf-8
Server Headers
1 headers
Server
Server
cloudflare
CORS Headers
0 headers
No CORS headers found
Cookies Headers
1 headers
Set-Cookie
Cookies
sessionid=65498fa5b5f9f6efa6b1056e22fa9dfa; HttpOnly; Secure; Path=/; Domain=ctftime.org; Max-Age=2419200; Expires=Tue, 02 Dec 2025 12:17:17 GMT
Other Headers
6 headers
Cf-Cache-Status
Other
DYNAMIC
Cf-Ray
Other
99940c1b9cf8f4e3-IAD
Date
Other
Tue, 04 Nov 2025 12:17:17 GMT
Nel
Other
{"report_to":"cf-nel","success_fraction":0.0,"max_age":604800}
Report-To
Other
{"group":"cf-nel","max_age":604800,"endpoints":[{"url":"https://a.nel.cloudflare.com/report/v4?s=0ECiufFXCbBzrux5%2FmPpCjEJ927ShHrbnuOUNzw22MP%2BWoKEs0OlRa8Epe%2FU%2FC13usZemXGVyXRuoRuLUz%2FNVkfQj42LSl%2BP8yK3"}]}
Server-Timing
Other
cfEdge;dur=7,cfOrigin;dur=1396
Recommendations
Enable compression (gzip/brotli) to improve performance
Add Cache-Control header to optimize caching
Analysis completed in 0ms